4.

Why are decomposers important?

They break down dead and decaying organic material.

They return nutrients and elements to a usable form in the environment.

They consume the most energy of all the trophic levels.

Both A & B are correct.

What causes magnetic striping noticed about mid ocean ridges?

The net number of atp molecules made directly by glycolysis is

If you toss a coin five times and it lands heads up each time, can you expect the coin to land heads up on the sixth toss? Explain.

Which of the following correctly identified the five nitrogenous bases

A genetic mutation that causes a codon that should code for a specific amino acid to be changed into a stop codon results in a shortened protein product and is known as A. a frame shift mutation. B. a chromosomal mutation. C. a nonsense mutation. D.

Which substance is not absorbed by the body when using snuff?

Which set of terms represents a haploid/diploid pair? a) Gamete/gametophyteb) Sporophyte/gametophytec) Spore/sporophyted) Zygote/egg

Rebecca is quickly able to calm betty when others could not comfort the girl. there are two different ways of viewing nurse's power here. explain them both

Which mineral's absorption into the body is enhanced greatly by vitamin c?

What dose a surface area / volume ratio of 3; 1 means for a cell abillaty to get abilateys to get acrouse materials acroos its membrane